Cloud Formation examples and samples for cfndsl ruby coding https://github.com/stevenjack/cfndsl
Find all the types at: https://github.com/stevenjack/cfndsl/blob/master/lib/cfndsl/aws_types.yaml
this have been built using cfn2dsl
from Amazom AWS Template Snippets
http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/CHAP_TemplateQuickRef.html
and from Amazom AWS Samples
https://github.com/satterly/AWSCloudFormation-samples.git
Good document about Taking CloudFormation to the next level with CFNDSL:
http://www.stelligent.com/tools/advanced-solutions-with-cfndsl-and-cloudformation/